Highway Engineering Part 2

Page 1 of 4

1.

The surface of highway pavement should be designed to allow

high rolling resistance

very high rolling resistance

low rolling resistance

no rolling resistance

2.

The value of ruling gradient in plains as per IRC recommendation is

1 in 30

1 in 20

1 in 12

1 in 15

3.

The steepest gradient in ordinary condition should not exceed

ruling gradient

maximum gradient

exceptional gradient

floating gradient

4.

For places where there is a passage of flood water then the highway has to be built on

subway

overpass

embankment

underpass

5.

The camber of road should be approximately equal to

longitudinal gradient

two times the longitudinal gradient

half the longitudinal gradient

three times the longitudinal gradient

6.

Nagpur road plan formulae were prepared by assuming

rectangular or block road pattern

radial or star and block road pattern

radial or star and circular road pattern

radial or star and grid road pattern

7.

Enoscope is used to find

spot speed

average speed

space-mean speed

time-mean speed

8.

The maximum allowable super elevation is

1 in 30

1 in 18

1 in 15

1 in 12

9.

The alignment of road should cross the series of hills through

ridge

none of these

saddle

valley

10.

For the design of superelevation for mixed traffic conditions, the speed is reduced by

25%

20%

15%

75%

Page 2 of 4

11.

The surface of highway pavement should be designed to allow

high rolling resistance

very high rolling resistance

no rolling resistance

low rolling resistance

12.

The desirable length of overtaking zone as per IRC recommendation is equal to

overtaking sight distance

two times the overtaking sight distance

five times the overtaking sight distance

three times the overtaking sight distance

13.

Camber in the road is provided for

all of these

having proper sight distance

effective drainage

counteracting the centrifugal force

14.

In a proposed alignment the type of soil which will not be preferred is

hard rock

soft rock

all of these

ordinary soil

15.

Camber in the road is provided for

having proper sight distance

counteracting the centrifugal force

none of these

effective drainage

16.

The transition curve used in the horizontal alignment of highways as per IRC recommendations is

cubic parabola

spiral

any of these

lemniscate

17.

Which of the following roads are congested during peak hours?

highways

urban roads

rural roads

express ways

18.

As per IRC, the maximum width of a vehicle should be

1.58m

2m

2.44m

3.8m

19.

The design life of flexible pavement is

12

15

10

8

20.

Stopping sight distance is always

more than overtaking sight distance

none of the these

less than overtaking sight distance

equal to overtaking sight distance

Page 3 of 4

21.

The surface of the pavement should be

rough

smooth

very rough

sufficient enough to resist skid

22.

The materials not included in highway construction are

Stone

Petrol

Dust

Soil

23.

The equilibrium super elevation required to counteract the centrifugal force fully is given by

V² / 127R

(0.75V)²/ 127R

V²/ 27.5R

V²/ 75R

24.

The layer which is constructed above embankment is called

sub base

fill

base

sub grade

25.

For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is

1 in 30

1 in 48

1in 36

1 in 60

26.

The branch of engineering that deals with improvement of traffic performance, traffic studies and traffic network is called

Traffic management

Railway engineering

Highway engineering

Traffic engineering

27.

Reaction time of a driver

none of these

increases with increase in speed

is same for all speeds

decreases with increase in speed

28.

If ruling gradient is 1 in 20 and there is also a horizontal curve of radius 76 m, then the compensated grade should be

3%

5%

4%

6%

29.

The sequence of four stages of survey in a highway alignment is

map study, reconnaissance, preliminary survey and detailed survey

map study, preliminary survey, reconnaissance and detailed survey

reconnaissance, map study, preliminary survey and detailed survey

preliminary survey, map study, reconnaissance and detailed survey

30.

The maximum design gradient for vertical profile of a road is

exceptional gradient

ruling gradient

limiting gradient

minimum gradient

Page 4 of 4

31.

The shape of the chamber, best suited for cement concrete pavements is

elliptical

parabolic

combination of straight and parabolic

straight line

32.

The highest point on a carriageway is known as

camber

gradient

superelevation

crown

33.

Which of the following requirement is given most importance in highway design?

functional

maintenance

seasonal

structural

34.

Coefficient of friction is less when the pavement surface is

dry

rough

smooth and dry

smooth and wet

35.

Which of the following shapes is preferred in a valley curve?

simple parabola

spiral

cubic parabola

lemniscate

36.

For highway geometric design purposes the speed used is

85th percentile

50th percentile

15th percentile

98th percentile

37.

The slope of the line joining the crown and edge of the road surface is known as

cross fall

any of these

cross slope

camber

38.

As per IRC the carriage way width for two lane traffic should be

12.5 m

15 m

7.5 m

10 m

39.

On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be

less than the pressure on inner wheels

zero

equal to the pressure on inner wheels

more than the pressure on inner wheels

40.

In India for design of roads pedestrian is considered as

essential part of traffic

controller of traffic

element of traffic

intruder in traffic

Highway Engineering Part 2

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